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JPL Small-Body Database Browser
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226139 (2002 RQ123)
Classification: Main-belt Asteroid          SPK-ID: 2226139
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]

[ show orbit diagram ]
Orbital Elements at Epoch 2458600.5 (2019-Apr-27.0) TDB
Reference: JPL 10 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .2094632318451289 1.1304e-07  
a 2.292175764211454 1.592e-08 au
q 1.812049220682645 2.5497e-07 au
i 4.434809173937119 5.0861e-06 deg
node 111.0172251050904 0.00013518 deg
peri 255.1484869227941 0.00013632 deg
M 281.6437117103162 2.1099e-05 deg
tp 2458876.393618979528
(2020-Jan-27.89361898)
7.594e-05 TDB
period 1267.565182074947
3.47
1.3205e-05
3.615e-08
d
yr
n .2840090632741238 2.9588e-09 deg/d
Q 2.772302307740264 1.9254e-08 au
  Orbit Determination Parameters
   # obs. used (total)      213  
   data-arc span      8237 days (22.55 yr)  
   first obs. used      1995-08-30  
   last obs. used      2018-03-19  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .72855  
   source      ORB  
   producer      Otto Matic  
   solution date      2019-Jul-13 16:57:46  

Additional Information
 Earth MOID = .815667 au 
 Jupiter MOID = 2.69103 au 
 T_jup = 3.564 
[ show covariance matrix ]

Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]

Physical Parameter Table
Parameter Symbol Value Units Sigma Reference Notes
absolute magnitude H 17.3   n/a MPO437072  

226139 (2002 RQ123)          Discovered 2002-Sep-09 by CINEOS at Campo Imperatore
Reference: 20091202/Numbers.arcLast Updated: 2009-12-04

Alternate Designations
 2002 RQ123 = 2009 TC27 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]
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